15,90 € *
0,32 € per 1 Pieces
In stock, only 17 left
  • Indicator strips for testing water quality
  • Quick and simple measurement
  • Indicates 6 important water parameters (pH, KH, GH, Cl, NO2, NO3)
  • For use in freshwater aquariums and ponds
In stock, only 9 left
  • For determining the pH-value
  • From pH 0,00 - 14,00
  • Measures in 0,01 steps
  • Incl. battery
14,90 € *
0,30 € per 1 Pieces
In stock
  • Determine the six most important water parameters quickly
  • Contains 50 test strips for measuring 300 individual tests
In stock, only 7 left
  • Innovative color device for continuous ammonia detection
  • Lasts over a year
  • For marine or freshwater use
13,90 € *
In stock, only 13 left
  • Measuring device for continuous pH detection
  • Only for freshwater use
  • Small and unobstrusive
  • Long lasting
11,90 € *
0,48 € per 1 Pieces
In stock, only 13 left
  • Water test for 6 parameters
  • App compatibility
  • Accurate readings
In stock, only 4 left
  • Made of high-quality plastic
  • With light shield
  • For secure attachment
8,90 € *
178,00 € per 1 l
In stock, only 4 left
  • Storage of pH-electrode
  • Kaliumchlorid
8,90 € *
178,00 € per 1 l
Out of stock
  • pH-Calibration Solution 4
  • For adjusting (calibrating) pH-electrodes
  • Original Dennerle spare part
8,90 € *
178,00 € per 1 l
In stock, only 7 left
  • PH-Calibration Solution 7
  • For adjusting (calibrating) pH-electrodes
  • Original Dennerle spare part